The straight silencers in the linx industries silencer range are designed with a spiral seam outer shell and an inner perforated shell. For silencer design we follow guidelines as per osha and basic silencer design is as per asme sec viii div. Compact resin typemale thread an05 to 40 series rohs. Expedient homemade firearms prototype design drawings. It basically consists of a perforated tube which is installed at the exit of the exhaust from the engine, which may have holes of variable diameters. If you are not 100% satisfied with your suppressor after your form 4 is approved, you may return it to silencer shop for a full refund in the form of a gift certificate of the silencer minus tax stamp within 90 days of your form 4 approval date. Store the silencer on blocks, a minimum of 4 high, so that air can freely circulate around the unit. The space between is filled with inorganic glass fiber sound absorption material.
Aqua silencer seminar report, ppt, pdf for mechanical. An aqua silencer is fitted to the exhaust pipe of engine. Design and fabrication of aqua silencer report download. It can be also used both for two wheelers and four wheelers and also can be used in industries. Valve silencers noise in some safety and control valves generates levels above 150 dba dbc, a situation that is a concern for the technical operations and maintenance of plants. Pdf suppression of muzzle blast is important in both large and small caliber gun designs. After passing over the charcoal layer some of the gases may. Remember, you must have an approved batf form1 to make a silencer. Short for service proven equipment, the speq program offers a substantial discount on silencerco products to current and retired military, law enforcement, and first responders.
Download full automobile engineering seminars topics in doc, pdf, ppt for power point presentations. Aqua silencer is a custom designed version of a usual silencer designed for the reduction of poisonous emission from the exhaust of an ic engine into the. Types of silencers absorber diffuser combined silencer inline silencer dump tube collecting pipe rental silencer 1. An aqua silencer mainly deals with control of emission and noise in engine exhaust 9.
Oct 25, 2015 as the exhaust gases enter into the aqua silencer, the perforated tube converts high mass bubbles in low mass bubbles after that they passes through charcoal layer which again purify the gases. Explore aqua silencer with free download of seminar report and ppt in pdf and doc format. In this silencer, the charcoal, and water so it is called hybrid aqua silencer, and it is useful in automobile, industry, dg sets and dg machines, marine and boats also. Guide to obtaining a legal silencer silencer research. Silencer metal case type 25 series how to order max. Silencercos speq program is our way of saying thanks to our men and women in uniform. The study is carried out on ashok leyland passenger busses. There is a fiber retention system between the perforated inner shell and the glass fiber material in. It must be modified by cutting three holes into the grip front wall to the measurements. Silencer information and definitions insertion loss is reported in units of db. Represented brands we work together with major brands adding value to our solutions and services. Download your presentation papers from the following links. The best source of information is usually your local or area class 3 dealer. Aqua silencer full seminar report, abstract and presentation.
Silencerco designs and manufactures stateoftheart firearm silencers. Noise control system by using aqua silencer research india. Boots of speed help silencer get close enough to use abilities, and potentially get kills or assists to enjoy intelligence steal. Insertion loss can be directly subtracted from the noise levels of a fan or other noise maker that the silencer is attached to achieve the resultant, quieted noise levels. The pollution control aqua silencer is used in the exhaust to direct the gas from the engine after going through the process of reducing the toxic gases and also water is used to reduce the exhaust noise. Introduction aqua silencer is made to reduce the level of noise and emission in ic engines. An aqua silencer is an attempt in this direction, it is mainly dealing with control of emission and noise. It is a measure of the true attenuation or noise reduction of a silencer.
It is tested in single cylinder 4 stroke petrol engine the noise and smoke level is considerable less than the conventional silencer. Usa every time i go to the range with a couple of suppressors, i get the question, can anyone buy one of those. These toxic gases are harmful not only to atmosphere, but also to the human and animal race. For everything form1, from silencer designs that are easily made, to filing forms with the batf, to 3d modeling. Also explore the seminar topics paper on aqua silencer with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. This system can be safely used for diesel power packs which could be used in inflammable atmospheres, such as refineries, chemicals processing industries, open cost mines.
Experimental investigation on innovative modification of aqua. Do not store the silencer in contact with the ground or in a wet, humid or flooded area. Sound produced under water is less hearable than it produced in atmosphere. How to buy a silencer without really trying tom mchale. It must be modified by cutting three holes into the grip front wall to. It is smokeless and pollution free emission and also it is very cheap. Aqua silencer, emission control, noise reduction, perforated tube. A metaanalysis of studies on air pollution in urban areas. Through an innovative approach to existing issues, own solutions have been developed, but also transferred technology from other industries to silencer. Theodore roosevelt was a fan of the maxim silencer and had one mounted on his winchester 1894 carbine. The simplest kind of a reactive muffler is the expansion chamber. Note 1 it indicates the inlet pressure for solenoid valve. Aqua silencer published by nitish kumar in ijariit journal. Aquasilencer latest seminar topics for engineering cs.
Air pollution is most important from the public health of view, because every individual person breaths approximately 22000 times a day, inhaling about 15 to 22 kg of air daily. Guide to obtaining a legal silencer presented by silencer research llc this guide is a tool to help you on the way to purchasing a legal silencer in the united states. Approval sheet the seminar report entitled aqua silencer by mr. Aqua silencer is mounted similar to conventional silencer with minor modifications to the exhaust pipe of the engine. Automobile engineering seminar topics with presentation. The reactive silencer may have excellent low frequency performance, is nonfibrous and cleanable and has small or negligible pressure loss. As silencer is quite vulnerable to enemy attacks even as a carry, burst hp regen is always helpful. Additionally, it can build into euls scepter of divinity or drum of. Basically an aqua silencer consists of a perforated tube which is installed at the end of the exhaust pipe. Gunjal aniket sanjay is approved for partial fulfillment of award of the degree of bachelor of technology in mechanical engineering in the department of mechanical engineering.
Silencer develops technology, systems and products for personal protective equipment for the sandblasting industry. Therefore serious attempts should be made to conserve the earths environment from degradation. Silencer high noise reduction type series an 02 air flow lmin anr inlet pressure mpa without silencer with silencer noise level db a how to order max. It is fitted to the exhaust pipe of engine or system. Pdf design and analysis of an automobile exhaust muffler. Design and fabrication of aqua silencer report download synopsis this project is an attempt to reduce the toxic content of diesel exhaust, before it is emitted to the atmosphere.
Aqua silencer submitted in partial fulfillment of the requirement for the award the degree of bachelor of technology in mechanical engineering by gunjal aniket sanjay roll no. Page 1 acknowledgement we are immensely pleased in taking u this opportunity to thank lord almighty for. Using a system of baffles, sound suppressors work by allowing the gas from a fired cartridge to remain in the tube, cool down, and expand before exiting. Aqua silencer, exhaust emissions, activated charcoal, noise, perforated tube, water 1. Pdf cfd approach to firearms sound suppressor design. Aqua silencer full seminar reports, pdf seminar abstract, ppt, presentation, project idea, latest technology details, ask latest information. The silencer must be marked in accordance with 27 c. Aqua silencer is one of the attempt taken in reduce the air pollution. In general reactive silencers are used for fixed speed machinery producing pure tones. The study depicts the common causes of silencer failures. Design and development of aqua silencer for two stroke petrol. The perforated tube may have holes of different diameters.
The main pollutants contribute by automobiles are carbon monoxideco, unburnt hydrocarbonhc,oxides of nitrogen. Silencer 3106 sound absorbent material sound absorbent material air flow perforated tube air flow tan tan flange ref length tan tan ref a od length reference angle flange for hole pattern. Polluted air causes physical ill effect decides undesirable aesthetic. This aqua silencers performance is almost equivalent to the conventional silencer. Suppressors can also reduce muzzle flash andor felt recoil. It is highly porous and posses extra free valences so it has high absorption capacity. Inspect the silencers body and mounting surfaces prior to installation. Volume 5, issue 11, may 2016 design and development of aqua. Aug 15, 2016 how to buy a silencer without really trying tom mchale. The regulations require that the markings be conspicuous and legible, meaning that the markings may be placed on any external part, such as the outer tube or end cap. Silencer information and definitions enoisecontrol.
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